Radio Centro and El Fonógrafo are two iconic radio stations in Mexico City, both owned by Grupo Radio Centro. Radio Centro, broadcasting on 1030 AM, has a rich history dating back to 1946. It originally aired a mix of music and talk programming, but now focuses on oldies and adult standards in Spanish. The station features popular shows like "Buenos Días" in the mornings.

El Fonógrafo, broadcasting on 690 AM, is known for its Spanish-language adult hits format. The station has undergone several transformations over the years, including periods of simulcasting with other Grupo Radio Centro stations. El Fonógrafo's programming primarily consists of music from various decades, including bolero, mariachi, big band, rock and roll, and ranchera.

Both stations have played significant roles in Mexico City's radio landscape, adapting to changing listener preferences and industry trends while maintaining their commitment to quality music and entertainment.